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8 Cards in this Set
- Front
- Back
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Four Components of Statistical Problem Solving
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1. Question Formulation
2. Data Production (sampling) 3. Data Summarization 4. Statistical Inference (conclusions) (When given only individuals we use graphing and dont do inference) |
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Method of Data Production
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1. Scientific Surveys
2. Designed Experiments |
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Presidential Statistics Organization
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Gallup Organization (do sampling)
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Mark Twain quote
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"There are three kinds of lies: lies, damned lies, and statistics."
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Manipulating DATA Production
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1.Sampling biases (one group over represented)
2. Ignoring Influential variables |
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Manipulating Data Summarization
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1. Grapihically misrepresenting data:
# misleading pictures # misleading scales (diff increments on a graph) |
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Steps 2, 3 & 4 of distorting statistical problem solving
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Data Collection:ignoring influential variables
Data Summarization: Graphically misrepresented statistics Statistical Inference: invalid conclusions and interpretations. |
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Lesson # 2 Vocabulary
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Statistical Problem Solving
Question Formulation Data Collection Data Analysis Statistical Inference |
